Re: [PATCH v14 5/6] soc: qcom: rpmh-rsc: Clear active mode configuration for wake TCS

From: Doug Anderson
Date: Thu Mar 26 2020 - 14:21:04 EST


Hi,

On Thu, Mar 26, 2020 at 10:38 AM Maulik Shah <mkshah@xxxxxxxxxxxxxx> wrote:
>
> From: "Raju P.L.S.S.S.N" <rplsssn@xxxxxxxxxxxxxx>
>
> For RSCs that have sleep & wake TCS but no dedicated active TCS, wake
> TCS can be re-purposed to send active requests. Once the active requests
> are sent and response is received, the active mode configuration needs
> to be cleared so that controller can use wake TCS for sending wake
> requests.
>
> Introduce enable_tcs_irq() to enable completion IRQ for repurposed TCSes.
>
> Fixes: 2de4b8d33eab (drivers: qcom: rpmh-rsc: allow active requests from wake TCS)
> Signed-off-by: Raju P.L.S.S.S.N <rplsssn@xxxxxxxxxxxxxx>
> [mkshah: call enable_tcs_irq() within drv->lock, update commit message]
> Signed-off-by: Maulik Shah <mkshah@xxxxxxxxxxxxxx>
> ---
> drivers/soc/qcom/rpmh-rsc.c | 77 +++++++++++++++++++++++++++++++--------------
> 1 file changed, 54 insertions(+), 23 deletions(-)

I was writing my review of v1 at the same time you sent this. Looks
like your patch does address the most important piece of feedback I
had (adjusting the interrupt enable under spinlock), but some of the
other feedback might be nice to incorporate:

https://lore.kernel.org/r/CAD=FV=XmBQb8yfx14T-tMQ68F-h=3UHog744b3X3JZViu15+4g@xxxxxxxxxxxxxx

-Doug